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Instructions/Demos/04 - Administer VIrtual Networking.md

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+---
+
+demo:
+    title: 'Demonstration: 04 - Administer Vritual Networking'
+    module: 'Administer Virtual Networking'
+---
+
+# 04 - Administer Virtual Networking
+
+## Configure Virtual Networks
+
+In this demonstration, you will create virtual networks.
+
+**Note:** You can use the suggested values for the settings, or your own custom values if you prefer.
+
+[Quickstart: Create a virtual network - Azure portalk](https://docs.microsoft.com/azure/virtual-network/quick-create-portal)
+
+## Create a virtual network in the portal
+
+1.  Sign in the to the Azure portal and search for **Virtual Networks**.
+
+1.  Create a virtual network, explaining the basic settings as you go. Ensure at least one subnet is created. 
+
+1.  Verify your virtual network was created.
+
+## Configure Network Security Groups
+
+In this demonstration, you will explore NSGs and service endpoints.
+
+[Restrict access to PaaS resources - tutorial - Azure portal](https://docs.microsoft.com/azure/virtual-network/tutorial-restrict-network-access-to-resources)
+
+**Create a network security group**
+
+1. Access the Azure Portal.
+
+1. Search for and select the **Network Security Groups**.
+
+1. Create a NSG explaining the settings as you go. 
+ 
+1. Wait for the new NSG to deploy.
+
+**Explore inbound and outbound rules**
+
+1. Select your new NSG.
+
+1. Discuss how the NSG can be associated with subnets or network interfaces.
+
+1. Discuss the purpose inbound and outbound rules.  
+
+1. Review the default inbound and outbound rules. 
+
+1. Create a new rule, explaining the settings as you go. Specifically discuss the service selection (like HTTPS) and the priority settings. 
+
+## Configure Azure DNS
+
+In this demonstration, you will explore Azure DNS.
+
+[Tutorial: Host your domain and subdomain - Azure DNS](https://docs.microsoft.com/azure/dns/dns-delegate-domain-azure-dns)
+
+
+**Create a DNS zone**
+
+1. Access the Azure Portal.
+
+1. Search for the **DNS zones** service.
+
+1. Create a **DNS zone** and explain the purpose of the zone. For a name you can use contoso.internal.com.
+
+1.  Wait for the DNS zone to be created. You may need to **Refresh** the page.
+
+**Add a DNS record set**
+
+
+[Tutorial: Create an alias record to refer to a zone resource record](https://learn.microsoft.com/azure/dns/tutorial-alias-rr)
+
+1. Once your zone is created, select **+Record Set**.
+
+1. Use the **Type** drop-down to view the different types of records. Review how the different record types are used. Notice how the record information changes as you select different record types.
+
+1. Create an **A** record as an example. 
+